The Epona Valley Field of Roses Barrette features a signature rose accented by four smaller roses on a classic French barrette. The Epona Valley Field of Roses Barrette features a signature rose accented by four smaller roses on a classic French barrette. Nature-obsessed New York City native Rachel Gittler started Epona Valley after being photographed in her personally crafted bird headpiece. Today, the brand fashions luxurious, museum-inspired hair accessories made from various sources of nature like branches, genuine pearls, and crystals. The pieces are hand-wrought by New York artisans using local and authentic materials for heirloom-worthy quality.